Nikola plans to make hydrogen the transportation fuel of the future. Plenty of hurdles remain to be overcome before that happens, but the strategy the company disclosed at Nikola World 2019 seems workable. One of the biggest challenges could be getting the rest of the world to see the solution as Nikola sees it.

The national average price for a gallon of regular unleaded fell 2 cents to $2.54 per gallon to start the Thanksgiving holiday week that's expected to see the most travel in 12 years, according to AAA.